:root{
  --bg:#f7f3ec;
  --surface:#ffffff;
  --surface2:#fbf7f0;
  --line:#e7dfd2;
  --text:#211c16;
  --muted:#80776a;
  --gold:#b08a3e;
  --gold2:#c9a24f;
  --rose:#b76e6e;
  --green:#5f8f73;
  --red:#b85454;
  --shadow:0 24px 70px rgba(60,48,30,.14);
  --shadow-soft:0 10px 26px rgba(60,48,30,.08);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;color:var(--text);
  font-family:'Segoe UI',system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;color-scheme:light;
  background:
    radial-gradient(900px 520px at 8% -10%, rgba(216,180,90,.20), transparent 60%),
    radial-gradient(800px 520px at 100% 100%, rgba(180,150,120,.14), transparent 60%),
    var(--bg);
}
button,input,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.muted{color:var(--muted)}
.error{color:var(--red);font-size:13px;min-height:18px;margin-top:10px}

/* login */
.login{min-height:100dvh;display:grid;place-items:center;padding:24px}
.login-card{width:min(430px,100%);background:rgba(255,252,247,.92);border:1px solid var(--line);
  border-radius:30px;padding:40px 34px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}
.mark{width:62px;height:62px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#e3c169,#a97f32);color:#fff;font-family:Georgia,serif;
  font-size:31px;font-weight:700;margin:0 auto 18px;box-shadow:0 10px 24px rgba(176,138,62,.28)}
.mark.small{width:38px;height:38px;font-size:19px;margin:0}
.mark.big{width:84px;height:84px;font-size:41px;margin-bottom:20px}
.login h1{font-size:29px;text-align:center;margin:0 0 6px;font-weight:650;letter-spacing:-.3px}
.login .muted{text-align:center;margin:0 0 26px;font-size:14px}
.login label{display:block;font-size:12px;color:var(--muted);margin-bottom:14px}
.login input{display:block;width:100%;margin-top:7px;background:var(--surface);border:1px solid var(--line);
  color:var(--text);border-radius:13px;padding:13px 14px;outline:none;transition:.15s}
.login input:focus{border-color:var(--gold2);box-shadow:0 0 0 4px rgba(201,162,79,.13)}

/* buttons */
.primary{background:linear-gradient(135deg,#d8b45a,#bb9344);color:#241b0c;border:0;border-radius:14px;
  padding:13px 19px;font-weight:650;box-shadow:0 10px 22px rgba(176,138,62,.22);transition:.16s}
.primary:hover{filter:brightness(1.04);transform:translateY(-1px)}
.primary:disabled{opacity:.55;cursor:default;transform:none;box-shadow:none}
.ghost{background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:13px;padding:10px 16px}
.ghost:hover{border-color:var(--gold2);color:var(--gold)}
.link{background:none;border:0;color:var(--muted);text-decoration:none;padding:0;font-size:12px}
.link:hover{color:var(--gold)}

/* app */
.app{display:grid;grid-template-columns:286px 1fr;height:100dvh;overflow:hidden}
.sidebar{height:100dvh;display:flex;flex-direction:column;gap:16px;padding:22px 18px;
  background:rgba(255,252,247,.74);border-right:1px solid var(--line);backdrop-filter:blur(22px)}
.brand{display:flex;align-items:center;gap:12px;padding:2px 2px 6px}
.brand b{display:block;font-size:18px;letter-spacing:-.1px}
.brand span{display:block;font-size:10px;letter-spacing:3.5px;color:var(--gold);text-transform:uppercase;margin-top:3px}
.new-project{width:100%;background:linear-gradient(135deg,#fffaf0,#f6ead1);color:#5c471f;border:1px solid #e5d3ac;
  border-radius:14px;padding:12px 14px;text-align:left;font-weight:600;font-size:14px;transition:.15s}
.new-project:hover{border-color:var(--gold2);box-shadow:0 8px 18px rgba(176,138,62,.12)}
.projects{display:flex;flex-direction:column;gap:4px;overflow:auto;flex:1;padding-right:2px}
.project-item{position:relative;text-align:left;background:transparent;border:1px solid transparent;
  color:#4d463c;padding:11px 13px;border-radius:13px;font-size:14px;line-height:1.25;transition:.15s}
.project-item:hover{background:rgba(255,255,255,.75);color:var(--text)}
.project-item.active{background:var(--surface);border-color:var(--line);color:var(--text);box-shadow:var(--shadow-soft)}
.project-item.active::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;border-radius:2px;background:var(--gold)}
.project-item small{display:block;color:#a09687;font-size:11px;margin-top:4px}
.sidebar-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;
  border-top:1px solid var(--line);padding-top:14px;font-size:12px;color:var(--muted)}
.main{height:100dvh;min-width:0;display:flex;flex-direction:column;padding:24px 34px 20px;max-width:1180px;margin:0 auto;width:100%}
.topbar{width:100%;max-width:900px;margin:0 auto 12px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.topbar h1{font-size:19px;margin:0;font-weight:650;letter-spacing:-.2px;line-height:1.2}
.topbar .muted{font-size:12px;color:#9a9082}
.top-actions{display:flex;gap:8px;align-items:center}
.icon-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:var(--surface);
  color:#6b6256;display:grid;place-items:center;font-size:16px;transition:.15s}
.icon-btn:hover{border-color:var(--gold2);color:var(--gold)}

/* chat */
.chat{width:100%;max-width:900px;margin:0 auto;flex:1;overflow:auto;padding:8px 2px 16px;
  display:flex;flex-direction:column;gap:18px;min-height:0}
.msg{display:flex;align-items:flex-end;gap:10px;max-width:100%;animation:msgIn .18s ease-out both}
.msg.user{justify-content:flex-end}
.bubble-holder{display:flex;flex-direction:column;gap:6px;max-width:min(740px,88%)}
.msg.user .bubble-holder{align-items:flex-end}
.mini{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;flex:0 0 30px;
  background:linear-gradient(135deg,#e3c169,#a97f32);color:#fff;font-family:Georgia,serif;
  font-size:15px;font-weight:700;box-shadow:0 6px 14px rgba(176,138,62,.25)}
.bubble{font-size:15px;line-height:1.55;padding:14px 17px;border-radius:20px;box-shadow:var(--shadow-soft);
  word-break:break-word;white-space:pre-wrap}
.msg.assistant .bubble{background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:7px;color:var(--text)}
.msg.user .bubble{background:linear-gradient(135deg,#e3c169,#c9a34e);color:#241b0c;border-bottom-right-radius:7px;
  font-weight:500;border:1px solid rgba(176,138,62,.25)}
.typing{display:flex;align-items:center;gap:5px;padding:6px 12px;color:#a09687;font-size:12px}
.typing .dot{width:5px;height:5px;border-radius:50%;background:var(--gold);display:inline-block;animation:dot 1.1s infinite}
.typing .dot:nth-child(2){animation-delay:.15s}
.typing .dot:nth-child(3){animation-delay:.3s}
@keyframes dot{0%,60%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-2px)}}
@keyframes msgIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}

/* new chat */
.chat-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:26px 12px;gap:9px}
.chat-empty h2{font-size:34px;margin:8px 0 0;font-weight:650;letter-spacing:-.6px}
.chat-empty p{color:var(--muted);font-size:14px;line-height:1.55;margin:0;max-width:470px}
.suggestions{display:flex;gap:9px;flex-wrap:wrap;justify-content:center;margin-top:22px}
.suggestions button{background:var(--surface);border:1px solid var(--line);color:#554d42;
  border-radius:14px;padding:11px 15px;font-size:13px;transition:.15s;box-shadow:var(--shadow-soft)}
.suggestions button:hover{border-color:var(--gold2);color:var(--text);transform:translateY(-1px)}

/* composer */
.composer{width:100%;max-width:900px;margin:8px auto 0;background:rgba(255,255,255,.88);
  border:1px solid var(--line);border-radius:22px;padding:10px;box-shadow:var(--shadow);backdrop-filter:blur(18px)}
.quick{display:flex;gap:6px;flex-wrap:wrap;padding:2px 4px 8px}
.quick button{border:1px solid var(--line);background:var(--surface2);color:#6b6256;border-radius:20px;
  padding:6px 11px;font-size:11px}
.quick button:hover{border-color:var(--gold2);color:var(--gold)}
.composer-row{display:flex;gap:8px;align-items:flex-end}
.composer textarea{flex:1;resize:none;background:transparent;border:0;color:var(--text);
  padding:9px 8px;min-height:48px;max-height:160px;outline:none;line-height:1.4;font-size:15px}
.composer textarea::placeholder{color:#a79d8e}
.attach-btn,.mic-btn{width:42px;height:42px;flex:0 0 42px;border-radius:50%;border:1px solid var(--line);
  background:var(--surface);color:#7b7162;display:grid;place-items:center;font-size:18px;transition:.15s}
.attach-btn:hover,.mic-btn:hover{border-color:var(--gold2);color:var(--gold)}
.mic-btn.rec{background:#fbe7e7;border-color:#d9a3a3;color:#b85454;animation:pulse 1.2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(184,84,84,.25)}50%{box-shadow:0 0 0 8px rgba(184,84,84,0)}}
.send{height:44px;border-radius:14px;padding:0 20px;white-space:nowrap}
.hint{font-size:11px;color:#a09687;padding:7px 8px 1px}
.attachments{display:flex;gap:6px;flex-wrap:wrap;padding:2px 4px 6px}
.attach-chip{display:flex;align-items:center;gap:6px;background:var(--surface2);border:1px solid var(--line);
  border-radius:10px;padding:5px 8px;font-size:11px;color:#6b6256;max-width:220px}
.attach-chip img{width:26px;height:26px;object-fit:cover;border-radius:6px}
.attach-chip button{border:0;background:none;color:#a09687;font-size:14px;padding:0 2px}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#d8cfc1;border-radius:8px}
::-webkit-scrollbar-track{background:transparent}

/* mobile */
@media (max-width:820px){
  .app{display:flex;flex-direction:column;height:auto;min-height:100dvh;overflow:visible}
  .sidebar{height:auto;min-height:0;border-right:0;border-bottom:1px solid var(--line);
    padding:13px 14px 11px;flex-direction:row;flex-wrap:wrap;align-items:center;gap:9px;position:static}
  .brand{flex:1;min-width:150px}
  .brand b{font-size:17px}
  .brand span{letter-spacing:2.5px}
  .new-project{width:auto;padding:9px 12px;font-size:13px}
  .projects{order:5;flex-direction:row;flex-basis:100%;overflow-x:auto;padding-bottom:2px;gap:6px;flex:0 0 auto}
  .project-item{white-space:nowrap;padding:8px 10px;font-size:12px;flex:0 0 auto}
  .project-item small{display:none}
  .project-item.active::before{top:7px;bottom:7px}
  .sidebar-foot{order:6;flex-basis:100%;border-top:0;padding-top:0;justify-content:flex-end;font-size:12px}
  .main{height:calc(100dvh - 128px);min-height:420px;padding:13px 12px 14px}
  .topbar{margin-bottom:9px;max-width:none}
  .topbar h1{font-size:18px}
  .topbar .muted{display:none}
  .chat{max-width:none;gap:14px}
  .bubble-holder{max-width:calc(100% - 40px)}
  .bubble{font-size:15px;padding:13px 15px}
  .chat-empty h2{font-size:27px}
  .chat-empty p{font-size:13px}
  .suggestions{flex-direction:column;width:100%;max-width:320px}
  .suggestions button{width:100%}
  .composer{max-width:none;border-radius:18px;padding:8px}
  .composer-row{flex-wrap:wrap}
  .composer textarea{order:-1;flex-basis:100%;min-height:44px}
  .attach-btn,.mic-btn{width:40px;height:40px;flex-basis:40px}
  .send{flex:1;height:40px}
  .quick{overflow-x:auto;flex-wrap:nowrap;padding-bottom:7px}
  .quick button{white-space:nowrap}
  .hint{font-size:10px}
  input,textarea{font-size:16px!important}
}

.context-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:#fff6df;border:1px solid #ead8ae;color:#6b5323;border-radius:13px;
  padding:9px 11px;margin:0 4px 9px;font-size:12px;line-height:1.35}
.context-bar button{border:1px solid #d7bd84;background:#fffaf0;color:#6b5323;border-radius:10px;
  padding:6px 9px;font-size:11px;white-space:nowrap}
.context-bar button:hover{border-color:#b08a3e;color:#4e3a12}
@media (max-width:820px){
  .context-bar{flex-direction:column;align-items:flex-start}
  .context-bar button{width:100%}
}

.file-list{display:flex;flex-direction:column;gap:7px;margin-top:4px;max-width:100%}
.file-card{display:inline-flex;align-items:center;gap:8px;text-decoration:none;color:#5c471f;
  background:#fffaf0;border:1px solid #e5d3ac;border-radius:12px;padding:9px 12px;font-size:12px;
  max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-card:hover{border-color:var(--gold);background:#fff6df}

.bubble a{color:#8a6a35;text-decoration:underline;text-underline-offset:2px}
.msg.user .bubble a{color:#4e3a12}

/* markdown */
.bubble p{margin:0 0 .55em}
.bubble p:last-child{margin-bottom:0}
.bubble h1,.bubble h2,.bubble h3,.bubble h4{margin:.6em 0 .3em;line-height:1.25;letter-spacing:-.2px}
.bubble h1:first-child,.bubble h2:first-child,.bubble h3:first-child,.bubble h4:first-child{margin-top:0}
.bubble h1{font-size:1.35em}
.bubble h2{font-size:1.2em}
.bubble h3{font-size:1.08em}
.bubble h4{font-size:1em}
.bubble ul,.bubble ol{margin:.25em 0 .65em;padding-left:1.35em}
.bubble li{margin:.18em 0}
.bubble blockquote{margin:.45em 0;padding:.25em .85em;border-left:3px solid #e2d3b6;color:#6b6256}
.bubble hr{border:0;border-top:1px solid var(--line);margin:.8em 0}
.bubble code{background:#f1e9db;border-radius:5px;padding:1px 5px;font-size:.92em;font-family:Consolas,monospace}
.bubble pre{background:#2b2620;color:#f7f3ec;border-radius:12px;padding:12px 14px;margin:.45em 0;overflow:auto;white-space:pre}
.bubble pre code{background:none;color:inherit;padding:0;font-size:.9em}
.bubble strong{font-weight:650}

/* streaming */
.tool-status{font-size:12px;color:#9a8f7d;padding:2px 4px;display:flex;align-items:center;gap:6px}
.tool-status::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--gold);animation:dot 1.1s infinite}
.retry{align-self:flex-start;background:var(--surface2);border:1px solid var(--line);color:#7b7162;
  border-radius:10px;padding:5px 9px;font-size:11px;transition:.15s}
.retry:hover{border-color:var(--gold2);color:var(--gold)}
.send.stop{background:#f3dede;color:#8a3f3f;border:1px solid #e3bcbc;box-shadow:none}
.send.stop:hover{filter:none;transform:none}
@media (max-width:820px){
  .tool-status{font-size:11px}
  .retry{font-size:11px;padding:6px 10px}
}

/* memory */
.modal{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;
  padding:20px;background:rgba(33,28,22,.38);backdrop-filter:blur(7px)}
.modal-card{width:min(640px,100%);max-height:90dvh;overflow:auto;background:var(--surface);
  border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow)}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.modal-head h2{margin:0;font-size:20px;letter-spacing:-.2px}
.modal-card .muted{font-size:13px;line-height:1.5;margin:8px 0 0}
.modal-card textarea{display:block;width:100%;min-height:220px;margin-top:14px;resize:vertical;
  background:var(--surface2);border:1px solid var(--line);border-radius:14px;padding:12px;
  color:var(--text);font-size:14px;line-height:1.55;outline:none}
.modal-card textarea:focus{border-color:var(--gold2);box-shadow:0 0 0 4px rgba(201,162,79,.13)}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:12px}
#memoryStatus{min-height:16px;margin-top:8px;font-size:12px}
@media (max-width:820px){
  .modal{padding:12px;align-items:flex-end}
  .modal-card{max-height:88dvh;border-radius:20px;padding:18px}
  .modal-card textarea{min-height:180px;font-size:16px}
}